package File;

import java.io.File;

public class FileDemo {
    public static void main(String[] args) {
        File file = new File("./demo.txt");
        String name = file.getName();
        System.out.println("名字:" + name);
        long length = file.length();
        System.out.println("大小:" + length + "字节");
        boolean cr = file.canRead();
        boolean cw = file.canWrite();
        boolean ih = file.isHidden();
        System.out.println("可读:" + cr);
        System.out.println("可写:" + cw);
        System.out.println("是否隐藏:" + ih);
    }
}
